package web.servlet;

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.json.JSONObject;

import model.User;
import sevice.ServiceDAOFactory;

@WebServlet("/validateEmail.do")
public class ValidateEmailServlet extends HttpServlet {
	private static final long serialVersionUID = 3291555967718264751L;
	private boolean flag;

	@Override
	protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
		doPost(req, resp);
	}

	protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
		String email = req.getParameter("email");

		try {
			User user = ServiceDAOFactory.getUserDAO().findByEmail(email);
			if (user != null) {
				flag = false;
			} else {
				flag = true;
			}
			JSONObject json = new JSONObject();
			json.put("flag", flag);
			PrintWriter out = resp.getWriter();
			out.print(json.toString());
			out.close();
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

}
